/usr/include/seqan/sequence/ is in seqan-dev 1.4.1+dfsg-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/seqan/sequence/INFO
/usr/include/seqan/sequence/adapt_array_pointer.h
/usr/include/seqan/sequence/adapt_std_list.h
/usr/include/seqan/sequence/adapt_std_string.h
/usr/include/seqan/sequence/adapt_std_vector.h
/usr/include/seqan/sequence/iter_concat_virtual.h
/usr/include/seqan/sequence/segment_base.h
/usr/include/seqan/sequence/segment_infix.h
/usr/include/seqan/sequence/segment_prefix.h
/usr/include/seqan/sequence/segment_suffix.h
/usr/include/seqan/sequence/segment_utils.h
/usr/include/seqan/sequence/sequence_concatenator.h
/usr/include/seqan/sequence/sequence_forwards.h
/usr/include/seqan/sequence/sequence_interface.h
/usr/include/seqan/sequence/sequence_lexical.h
/usr/include/seqan/sequence/sequence_shortcuts.h
/usr/include/seqan/sequence/string_alloc.h
/usr/include/seqan/sequence/string_array.h
/usr/include/seqan/sequence/string_base.h
/usr/include/seqan/sequence/string_block.h
/usr/include/seqan/sequence/string_cstyle.h
/usr/include/seqan/sequence/string_packed.h
/usr/include/seqan/sequence/string_set_base.h
/usr/include/seqan/sequence/string_set_concat_direct.h
/usr/include/seqan/sequence/string_set_dependent_generous.h
/usr/include/seqan/sequence/string_set_dependent_tight.h
/usr/include/seqan/sequence/string_set_owner.h
/usr/include/seqan/sequence_journaled/INFO
/usr/include/seqan/sequence_journaled/journal_entries_sorted_array.h
/usr/include/seqan/sequence_journaled/journal_entries_unbalanced_tree.h
/usr/include/seqan/sequence_journaled/journal_entries_unbalanced_tree_iterator.h
/usr/include/seqan/sequence_journaled/journal_entries_unbalanced_tree_node.h
/usr/include/seqan/sequence_journaled/journal_entry.h
/usr/include/seqan/sequence_journaled/sequence_journaled.h
/usr/include/seqan/sequence_journaled/sequence_journaled_iterator.h